/*
 * Copyright (c) 2019 The StreamX Project
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *    https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.streamxhub.streamx.flink.kubernetes.model

/**
 * Pod template for flink k8s cluster
 *
 * @author Al-assad
 */
case class K8sPodTemplates(podTemplate: String = "", jmPodTemplate: String = "", tmPodTemplate: String = "") {

  def nonEmpty: Boolean = Option(podTemplate).exists(_.trim.nonEmpty) ||
    Option(jmPodTemplate).exists(_.trim.nonEmpty) ||
    Option(tmPodTemplate).exists(_.trim.nonEmpty)

  def isEmpty: Boolean = !nonEmpty
}

object K8sPodTemplates {

  def empty: K8sPodTemplates = new K8sPodTemplates()

  def of(podTemplate: String, jmPodTemplate: String, tmPodTemplate: String): K8sPodTemplates =
    K8sPodTemplates(safeGet(podTemplate), safeGet(jmPodTemplate), safeGet(tmPodTemplate))

  private[this] def safeGet(content: String) = {
    content match {
      case null => ""
      case x if x.trim.isEmpty => ""
      case x => x
    }
  }

}
